著者

松田 岩男 近藤 充夫 杉原 隆 原崎 正 堀米 志郎 石井 仁 柴田 昴 久保田 敏夫 端山 篤 奥村 博 古田 雅広

出版者

社団法人日本体育学会

雑誌

日本体育学会大会号

巻号頁・発行日

no.22, 1971-10-15

著者

久保田 敏夫

出版者

札幌大学

雑誌

札幌大学教養部紀要 (ISSN:02882221)

巻号頁・発行日

vol.21, pp.13-28, 1982-09-30

著者

久保田 敏夫 内田 圭一 植田 俊夫 奥谷 忠雄

出版者

公益社団法人日本分析化学会

雑誌

分析化学 (ISSN:05251931)

巻号頁・発行日

vol.37, no.7, pp.381-383, 1988-07-05

被引用文献数

3

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Simple and rapid determination of phosphorus in sediment was studied by graphite furnace (GF) AAS using a phosphorus hollow cathode lamp (P-HCL). A Zr-treated graphite tube was used for GF. For each analytical procedure a 20 mm^3 of 1% Zr solution was injected into the graphite tube and then a 10 mm^3 of sample solution containing P was injected. Digestion procedure was as follows : The sediment sample of 0.2 g was decomposed with HNO_3-HClO_4-HF, then the digest was evaporated to dryness. The residue was dissolved with 3 cm^3 6 M HCl, and diluted to 50 cm^3, and P was determined by GF-AAS. All the values obtained by the proposed method agree well with the reference value (Pond sediment, NIES No. 2) and those by Molybdenum Blue spectrometry (River sediment and Submarine sediment).